Imagine you just get off the plane in Thailand.
You take a cab and head to the beach house you rented on Airbnb for the next month. During the road you get an email with income report from the last month. $5,243 from your few niche online businesses (ads and paid memberships), $17,353 from affiliation programs and $1,214 from couple iPhone apps you own. $23,810 in total.